Invention Grant
- Patent Title: Edging machine
- Patent Title (中): 磨边机
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Application No.: US30453839Application Date: 1939-11-15
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Publication No.: US2296934APublication Date: 1942-09-29
- Inventor: KIRKMAN PETER J , SCHAFER CONRAD B
- Applicant: LIBBEY OWENS FORD GLASS CO
- Assignee: Libbey Owens Ford Glass Co
- Current Assignee: Libbey Owens Ford Glass Co
- Priority: US30453839 1939-11-15
- Main IPC: B24B9/10
- IPC: B24B9/10
Information query
